mirror of https://github.com/ppy/osu
223 lines
7.2 KiB
C#
223 lines
7.2 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using osuTK;
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using osuTK.Graphics;
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using osu.Framework.Allocation;
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using osu.Framework.Extensions.IEnumerableExtensions;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Framework.Graphics.Shapes;
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using osu.Framework.Input.Events;
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using osu.Game.Graphics.Containers;
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using osu.Game.Graphics.UserInterface;
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using osu.Game.Overlays.Settings;
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namespace osu.Game.Overlays
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{
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public abstract class SettingsPanel : OsuFocusedOverlayContainer
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{
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public const float CONTENT_MARGINS = 15;
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public const float TRANSITION_LENGTH = 600;
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private const float sidebar_width = Sidebar.DEFAULT_WIDTH;
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protected const float WIDTH = 400;
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protected Container<Drawable> ContentContainer;
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protected override Container<Drawable> Content => ContentContainer;
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protected Sidebar Sidebar;
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private SidebarButton selectedSidebarButton;
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protected SettingsSectionsContainer SectionsContainer;
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private SearchTextBox searchTextBox;
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/// <summary>
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/// Provide a source for the toolbar height.
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/// </summary>
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public Func<float> GetToolbarHeight;
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private readonly bool showSidebar;
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protected Box Background;
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protected SettingsPanel(bool showSidebar)
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{
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this.showSidebar = showSidebar;
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RelativeSizeAxes = Axes.Y;
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AutoSizeAxes = Axes.X;
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}
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protected virtual IEnumerable<SettingsSection> CreateSections() => null;
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[BackgroundDependencyLoader]
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private void load()
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{
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InternalChild = ContentContainer = new Container
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{
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Width = WIDTH,
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RelativeSizeAxes = Axes.Y,
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Children = new Drawable[]
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{
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Background = new Box
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{
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Anchor = Anchor.TopRight,
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Origin = Anchor.TopRight,
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Scale = new Vector2(2, 1), // over-extend to the left for transitions
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RelativeSizeAxes = Axes.Both,
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Colour = Color4.Black,
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Alpha = 0.6f,
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},
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SectionsContainer = new SettingsSectionsContainer
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{
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Masking = true,
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RelativeSizeAxes = Axes.Both,
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ExpandableHeader = CreateHeader(),
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FixedHeader = searchTextBox = new SearchTextBox
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{
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RelativeSizeAxes = Axes.X,
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Origin = Anchor.TopCentre,
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Anchor = Anchor.TopCentre,
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Width = 0.95f,
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Margin = new MarginPadding
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{
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Top = 20,
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Bottom = 20
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},
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Exit = Hide,
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},
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Footer = CreateFooter()
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},
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}
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};
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if (showSidebar)
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{
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AddInternal(Sidebar = new Sidebar { Width = sidebar_width });
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SectionsContainer.SelectedSection.ValueChanged += section =>
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{
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selectedSidebarButton.Selected = false;
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selectedSidebarButton = Sidebar.Children.Single(b => b.Section == section.NewValue);
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selectedSidebarButton.Selected = true;
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};
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}
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searchTextBox.Current.ValueChanged += term => SectionsContainer.SearchContainer.SearchTerm = term.NewValue;
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CreateSections()?.ForEach(AddSection);
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}
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protected void AddSection(SettingsSection section)
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{
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SectionsContainer.Add(section);
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if (Sidebar != null)
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{
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var button = new SidebarButton
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{
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Section = section,
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Action = s =>
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{
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SectionsContainer.ScrollTo(s);
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Sidebar.State = ExpandedState.Contracted;
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},
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};
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Sidebar.Add(button);
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if (selectedSidebarButton == null)
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{
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selectedSidebarButton = Sidebar.Children.First();
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selectedSidebarButton.Selected = true;
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}
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}
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}
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protected virtual Drawable CreateHeader() => new Container();
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protected virtual Drawable CreateFooter() => new Container();
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protected override void PopIn()
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{
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base.PopIn();
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ContentContainer.MoveToX(ExpandedPosition, TRANSITION_LENGTH, Easing.OutQuint);
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Sidebar?.MoveToX(0, TRANSITION_LENGTH, Easing.OutQuint);
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this.FadeTo(1, TRANSITION_LENGTH, Easing.OutQuint);
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searchTextBox.HoldFocus = true;
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}
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protected virtual float ExpandedPosition => 0;
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protected override void PopOut()
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{
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base.PopOut();
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ContentContainer.MoveToX(-WIDTH, TRANSITION_LENGTH, Easing.OutQuint);
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Sidebar?.MoveToX(-sidebar_width, TRANSITION_LENGTH, Easing.OutQuint);
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this.FadeTo(0, TRANSITION_LENGTH, Easing.OutQuint);
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searchTextBox.HoldFocus = false;
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if (searchTextBox.HasFocus)
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GetContainingInputManager().ChangeFocus(null);
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}
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public override bool AcceptsFocus => true;
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protected override void OnFocus(FocusEvent e)
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{
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searchTextBox.TakeFocus();
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base.OnFocus(e);
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}
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protected override void UpdateAfterChildren()
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{
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base.UpdateAfterChildren();
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ContentContainer.Margin = new MarginPadding { Left = Sidebar?.DrawWidth ?? 0 };
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Padding = new MarginPadding { Top = GetToolbarHeight?.Invoke() ?? 0 };
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}
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protected class SettingsSectionsContainer : SectionsContainer<SettingsSection>
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{
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public SearchContainer<SettingsSection> SearchContainer;
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protected override FlowContainer<SettingsSection> CreateScrollContentContainer()
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=> SearchContainer = new SearchContainer<SettingsSection>
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{
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AutoSizeAxes = Axes.Y,
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RelativeSizeAxes = Axes.X,
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Direction = FillDirection.Vertical,
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};
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public SettingsSectionsContainer()
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{
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HeaderBackground = new Box
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{
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Colour = Color4.Black,
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RelativeSizeAxes = Axes.Both
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};
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}
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protected override void UpdateAfterChildren()
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{
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base.UpdateAfterChildren();
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// no null check because the usage of this class is strict
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HeaderBackground.Alpha = -ExpandableHeader.Y / ExpandableHeader.LayoutSize.Y * 0.5f;
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}
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}
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}
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}
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